Copper Mountain Group (U.S.). The Copper Mountain Group, a private equity firm headquartered in Boulder, Colorado, borrows 5,500,000 for one year at 7.875% interest. a. What is the dollar cost of this debt if the pound depreciates from $2.0210/ to $1.9460/ over the year? b. What is the dollar cost of this debt if the pound appreciates from $2.0210/ to $2.1650/ over the year